77996380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{50647}}^1$

素因数の和:50674

約数の個数: 48

約数和(自身を含む): 204212736

約数和(自身を除く): 126216356

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 50647, 101294, 202588, 253235, 354529, 506470, 557117, 709058, 1012940, 1114234, 1418116, 1772645, 2228468, 2785585, 3545290, 3899819, 5571170, 7090580, 7799638, 11142340, 15599276, 19499095, 38998190, 77996380]

約数ペア:

[(1, 77996380), (2, 38998190), (4, 19499095), (5, 15599276), (7, 11142340), (10, 7799638), (11, 7090580), (14, 5571170), (20, 3899819), (22, 3545290), (28, 2785585), (35, 2228468), (44, 1772645), (55, 1418116), (70, 1114234), (77, 1012940), (110, 709058), (140, 557117), (154, 506470), (220, 354529), (308, 253235), (385, 202588), (770, 101294), (1540, 50647)]